Hi Dan,
On Fri, Dec 11, 2020 at 3:44 PM Dan Carpenter <dan.carpenter@xxxxxxxxxx> wrote:
>
> Preserve the error code from region_add() instead of returning success.
>
> Fixes: 0db9d74ed884 ("hugetlb: disable region_add file_region coalescing")
> Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
> ---
> From static analysis. Untested.
>
> mm/hugetlb.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/mm/hugetlb.c b/mm/hugetlb.c
> index 1f3bf1710b66..ac2e48b9f1d7 100644
> --- a/mm/hugetlb.c
> +++ b/mm/hugetlb.c
> @@ -5113,6 +5113,7 @@ int hugetlb_reserve_pages(struct inode *inode,
>
> if (unlikely(add < 0)) {
> hugetlb_acct_memory(h, -gbl_reserve);
> + ret = add;
This function returns int but ret is long type.
Does it need correction ?
> goto out_put_pages;
> } else if (unlikely(chg > add)) {
> /*
> --
> 2.29.2
>
>
